package com.sky.handler;

import com.sky.constant.MessageConstant;
import com.sky.exception.BaseException;
import com.sky.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import sun.plugin2.message.Message;
import java.sql.Array;
import java.sql.SQLIntegrityConstraintViolationException;
import java.util.Arrays;

/**
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    /**
     * 捕获业务异常
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result exceptionHandler(BaseException ex){
        log.error("异常信息：{}", ex.getMessage());
        return Result.error(ex.getMessage());
    }
    /**
     * 捕获SQLIntegrityConstraintViolationException
     */
    @ExceptionHandler
    public Result exceptionHandler(SQLIntegrityConstraintViolationException ex){
        log.error("异常信息：{}",ex.getMessage());
        String dew="duplicate entry 'wangzhe' for key";
        //String s="Duplicate entry 'wangzhe' for key"  subSting截取
        //判断当前错误详细信息中是否包含Duplicate entry.
        if (dew.contains("Duplicate entry")){
            //包含就获取异常信息的详情

            String[] split =dew.split( "");
            System.out.println(Arrays.toString(split));
           String name=split[2];
           return Result.success( name+ MessageConstant.ALREADY_EXIST);


        }
        return Result.error(MessageConstant.UNKNOWN_ERROR);


    }
}
